#pragma once
#include <pthread.h>

class Mutex
{
public:
    Mutex()
    {
        pthread_mutex_init(&_lock, nullptr);
    }

    void lock()
    {
        pthread_mutex_lock(&_lock);
    }

    void unlock()
    {
        pthread_mutex_unlock(&_lock);
    }

    ~Mutex()
    {
        pthread_mutex_destroy(&_lock);
    }

private:
    pthread_mutex_t _lock;
};

class LockGuard
{
public:
    LockGuard(Mutex *mutex) : _mutex(mutex)
    {
        _mutex->lock();
    }

    ~LockGuard()
    {
        _mutex->unlock();
    }
private:
    Mutex *_mutex;
};